Toyota Yaris: Sfi System / Check For Intermittent Problems

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Engine & Hybrid System / G16e-gts (engine Control) / Sfi System / Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS

HINT:

Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.

  1. Clear the DTCs.

    Click here

  2. Change the ECM from normal mode to check mode using the GTS.

    Click here

  3. Perform a simulation test.

    Click here

  4. Check and wiggle the harness(es), connector(s) and terminal(s).

    Click here

    How To Proceed With Troubleshooting

    CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS NEXT 3...

    Basic Inspection

    CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem...

    Other information:

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    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Right Rear Wheel Speed Sensor Signal Stuck Low (C051223)


    DESCRIPTION Refer to DTC C05121F. Click here DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from C051223 Right Rear Wheel Speed Sensor Signal Stuck Low Any of the following is detected: When the +BS terminal voltage is 17...

    Categories

    Turning the Engine Off

    Stop the vehicle completely. Manual transaxle: Shift into neutral and set the parking brake.

    Automatic transaxle: Shift the selector lever to the P position and set the parking brake.

    Press the push button start to turn off the engine. The ignition position is off.

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